This is Regia sock yarn and Kaffe Fassett has chosen the colors for two ranges called Landscape and Mirage. This is shade #4257 which is called Landscape Twilight and is a blend of blues, pinnks, olive and teal. It will knit up like the sock in the photo.
The yarn is 75% wool and 25% polyamid . It is machine washable and does not felt and is color fast. It knits on 2.5mm / 3mm needles at 30 stitches over 42 rows for a 4" square.Each ball is 230 yards in length and you will need 2 balls for one adult pair of socks.
Please click on the thumbnails to enlarge the views.